Borer may refer to:
Insects
- Common furniture beetle, also known as the common house borer
- Shoot borer
- Stemborer
- Twig borer
Moths
- Chilo (moth)
- Southwestern corn borer
- Ash borer, or lilac borer
- Squash vine borer, a pest of cucurbit vines
- Ostrinia, pests of maize and other plants
Beetles
- Banana root borer, a true weevil
- Ptinidae, a family of beetles, especially:
- Common house borer
- Woodboring beetle
Devices
- Cork borer, a tool of the chemistry laboratory
- Raise borer, a mining machine
- Instep borer, an instrument of torture
- Tunnel boring machine
- Reamer, a rotary cutting tool used in metalworking
- Drill
Other uses
- Borer Lake, United States
- , several ships
- בורר ("borer"), Sorting/Purification activities prohibited in Jewish law on Shabbat
See also
- Hotheaded Naked Ice Borer, a fictional mammal